$(document).ready(function(){
    
        
	$('#navigation').prepend("<span id='menu_toggle' class='down_arrow'>show menu</span>");
	$('#navigation ul').hide();
	$('#menu_toggle').bind('click', function() {
		$('#navigation ul').slideToggle('slow', function() {
			changeToggleText();
			$('ul.top-sf-menu').superfish({
		        delay:       0,                            // one second delay on mouseout 
		        //animation:   {opacity:'show',height:'show'},  // fade-in and slide-down animation 
		        speed:       'fast',                          // faster animation speed 
		        autoArrows:  false,                           // disable generation of arrow mark-up 
		        dropShadows: false                            // disable drop shadows 
		    }); 
		});
	});
	function changeToggleText() {
		 if ($('#navigation ul').is(":visible")) {
			 $('#menu_toggle').html('hide menu');
			 $('#menu_toggle').removeClass('down_arrow');
			 $('#menu_toggle').addClass('up_arrow');
		 } else {
			 $('#menu_toggle').html('show menu');
			 $('#menu_toggle').removeClass('up_arrow');
			 $('#menu_toggle').addClass('down_arrow');
		 }
		
	}
	
});